Table 3 Statistical determinants of quality of life and of measurement discrepancy
From: Validity of subjective versus objective quality of life assessment in people with schizophrenia
Model Predictors | B | SE | Beta | p | 95% CI | R square change | F change | Sig. F change |
|---|---|---|---|---|---|---|---|---|
QoL discrepancy (patient-rated minus assessor-rated QoL z score) | ||||||||
Insight (BIS) | −0.04 | 0.04 | −0.14 | 0.243 | −0.12 to 0.03 | 0.204 | 15.63 | <0.001 |
Negative symptoms (PANSS) | 0.09 | 0.02 | 0.39 | <0.001 | 0.04 to 0.13 | 0.097 | 8.34 | 0.005 |
Depression (CDSS) | −0.07 | 0.02 | −0.39 | <0.001 | −0.11 to −0.03 | 0.090 | 8.75 | 0.004 |
Drug attitude (DAI) | −0.04 | 0.01 | −0.35 | 0.003 | −0.06 to −0.01 | 0.084 | 9.31 | 0.003 |
Patient-rated quality of life | ||||||||
Depression (CDSS) | −0.16 | 0.03 | −0.68 | <0.001 | −0.22 to −0.10 | 0.339 | 30.26 | <0.001 |
Insight (BIS) | −0.09 | 0.04 | −0.22 | 0.029 | −0.17 to −0.01 | 0.056 | 5.39 | 0.024 |
Non-neurological side-effects (ANNSERS) | 0.04 | 0.02 | 0.28 | 0.025 | 0.01 to 0.08 | 0.040 | 4.08 | 0.048 |
Adherence (Kemp) | −0.24 | 0.11 | −0.22 | 0.030 | −0.45 to −0.02 | 0.046 | 4.93 | 0.030 |
Assessor-rated quality of life | ||||||||
Negative symptoms (PANSS) | −2.00 | 0.33 | −0.57 | <0.001 | −2.65 to −1.35 | 0.427 | 48.48 | <0.001 |
Drug attitude (DAI) | 0.46 | 0.15 | 0.29 | 0.003 | 0.17 to 0.75 | 0.077 | 9.89 | 0.003 |